Rainbow Bar Rainfall ForecastUnited KingdomSEHampshireRainbow BarToday 9 Sep5%Thu 10 Sep50%Fri 11 Sep20%Sat 12 Sep20%Sun 13 Sep35%Mon 14 Sep15%Tue 15 Sep10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Rainbow Bar rainfall forecast issued today at 7:08 pm. Next forecast at approx. 9:08 am. Rainfall Rainfall AccumulationDean Hill (Wiltshire) RadarGet WillyWeather+ to remove ads